Blink Twice for Murder

Ira Hamilton, principle heir to a respectable family concern, is on a killing spree. Unable to process his mothers death in a car accident that left his father suffering from Locked-In Syndrome, he becomes a psychopathic avenging angel. His prey are people he identifies as those guilty of The Seven Deadly Sins mostly suspects who had escaped justice through mistrials and law enforcement blunders.
The Hamilton House sugar mill comes under siege by an international drug syndicate involving Iras younger brother. Their father Bert appears to be in a coma, but is fully conscious and can only move his eyes, signalling once or twice for No or Yes. He is also the target of Iras wrath. In his state of helplessness, he has to endure his sons verbal torture before and after every killing
Two independent forensic psychiatrists are contracted to investigate the serial killings, which include that of an international football player.